Merge pull request #96 from input-output-hk/jdral/upload-pages-artifact-3

Bump actions/upload-pages-artifact from 2 to 3

Author: jorisdral

.github/workflows/documentation.yml

@@ -114,7 +114,7 @@ jobs:
           tar vzxf haddocks.tgz
 
       - name: Upload haddocks artifact to pages
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3
         with:
           path: ./docs/haddocks